Atraumatic rethreadable surgical needle



May s, 1930. WLMCCLURE 1,757,129

ATRAUMATIC RETHREADABLE SURGICAL NEEDLE Filed Feb. 16, 1928 I :4- l W s y 51 7*: +3

Y Y `Patented May 6, Y lr.' l y l Y i, *i

, e l f UNI'TDSTATS i WILLIAM I.. MCCLURE, or iaosroivi, Massiioirufsnfrrs vAti"nnrnvuirro BETHREADABLE tsuneicannnnnnn j y .r Application led February 1`,`l"i928. Seriali Nei"254,863,A l

This invention relates toa needle and parparticularly as pointed out in the "claims ticularly to an atraumatictypeof rethreadthereof. Y Y l able surgical needle. There are at the pres-f u-Reiierringto thevdrawings' l ent time to my knowledge Vtwo types of sur- Figure-l1 is'j-a side elevation of a surgical 5 gical needles in common use. The bestknown needle embodying jmy invention. T' f and most used of these't'ypes isv provided with f Fig. 2 is an enlarged elevation ofthe head an eye in which the thread is inserted `in the lportion of theneedle looking -inthe directionv usual well known manner, and diderent methofi the arrow, Fig. 1. i l, ods are employed by surgeons-to prevent the Fig. Sis a longitudinal section through the short end of the thread from beingacci'dentheadportion of. the needle `asjtakenon the v60 fally pulled through the eyev and thereby un-l line of. Fig.'2. y

threading the needle, as, for example, tieing *'iFigs.. 4- and 5'. aresectlonalvlewsgslmilar the thread or forming loops of various types toFig: 3 illustratingamodiiedffembodim'ent therein. Y Inany event, the thread injures v ofmy invention andthe mannerofsecuring.

the flesh, increases the V size of the opening thethread therein..v y '1 1 4 i -V createdby the needle and makes it more dit#` Fig." '6 is anotherV sectional view.; illustraticult to pull the head of the needle through `mgafllflQCllfld embodimentof'my IIIVGIlfQlOD- the flesh, and when knots or loops are formed Like numeralsk refer'to like" parts through in the thread, it is still more difficult te pull out the Several views ofthe drawings.

- v the' thread through the flesh, the dangerof f YIn ythe drawings, referring particularly` t0 qu tearing the flesh is increased andthe painis Eigs.1,"'2 V'and"'3, A represents a surgical intensified if anaethetics are notadministered hee/,OHG hfl'Ilg af'lleadj portionav-'in` which is to the patient. v p located an'eye `10, the latter extendingtransf The other needle which is not so commonly verselythrough said head.` -v

used by surgeons is an atraumatic needle, Eteld-lllg longltudllfll hOUghfh@ head 75 but it is not provided with an eye 'and is lnot* 'PrlOlUTOHl heGX'UIGIllly'thQleOf tOuhe rethreadable. In this needle, thethread is 'eye-1.0 lsathreadpaSSZLgQ;1L-, The*outerclld permanently secured -in the head portion "P OltilQ O fthe-93533K@ 11 1S tap'elfed atl?, thereof when the needleis manufactured and Pleerb'ly fv lalrlg *outwardlyV where 1t cannot be removed or replaced. Because of 'ellelgS il'th'Xtemly @f thf@ head 1D 0K1?? 80 this fact, this type of needle is veryexpensve that-athread'lgmaybe easllylnserted there-V to use, as itis evidentthat it must be dis' 1H- ftel f hfhfed 13h35 been thfeflded carded after it hasbeen'used once. mo'h@ PSSfbgQlllS illustrated in- Fig. 2,

The. object'of thisinventionisto provideV @knot 14 iS. folmdt the @hd ofthe thread' -V an'atraumati'c needle` which may be rethreadmd Sad. 'kntiS then Puufd'fllt the @Ye 10V 85 ed and used indenitely, the needle being agullstltadylgr 3,;being entirely enprovided with an eye in which the thread Closed Wll'fhm the heaflPOlflOIllQ' Y may be inserted and in which it may also be 'Il'FlgSV-- land 5 I haii@ luuSlld 21 II'lOdlfsecured in va firm'A and efficient manner by ed embodlmentfmylventlon'll Whld) fl 49 forming a knot in the end of the thread, said 1 Passagell 1S located Wlthmillehead Portlon 90 knot, however,being enclosed within the head a O' nedle the nine? Portlo'nj of, Sad Pas' of the needle in such ak manner that neither 'aethm mgtwc 1y igt-16 Wiefef erges the needle nor thread will increase the rsize orlg greg tsrlfrlglln tep of the opening made bythe needle or retard t 'Y y Y' v thread 13 has beeninserted within the passage 95 the Passage 0f the thread through the flesh 15 throughthe Flared entrance thereto, a knit 01' llczease the P31111 t0 Whh the Patlent may 14 is formed inthe end portion of said thread, be Sub3eoted. Y after which said knot ispulled into the flared The invention consists in a surgical needle portion 16, `Ini this form of the deviceA the 50 as set forth in the following specication and knot 14 is entirely enclosed within the head 100 portion a, a portion of said knot .being locatedv f Within the flared portion 16 and the remainf der of said knot being located Within the eye 10. 1

In Fig. 6 still another modified embodiment of the inventio-n is illustrated in Which 18 represents a recess Which extendsinwardlyfrom one sideofy the needle.l Thefrec'essllSis .located in the same position `as the eye 10 and is formed the saine as said eye, except that it only extends av portion-*ofthe d'i`sta'noe through the head a. kA-pasfsage 19 .extends longitudinally through 'the head a from' the recess 18 to the extreinityo'of the head, andthe outer po-rtion ofsaid passage'flares outward-r Y ly at 20. After the thread 13 has been'threader' ed into the passage 19, a'knot 14 isformedv therein Whichisthen pulledinto 'thellrecess 5- v 18 Where `it is enclosed Within the heada.

In all of the variousvemhodiments of Vthis invention, the thread 13 is inserted in exactly .thesame manner-'into the head portionLof the needle and after Va knot llllias been formed in vtheend of said thread, the latter is pulled Louta-*ardlyKto-draw said: knot intog'the head,

and no portionof either said thread-:or .knot

interferes in'any'wayWith the passage'oftheV needle through the flesh. AtV the same time ifV the knot 14 isproperly tied,"the thread l13 will be Securely held Within tlloleedle. '.Iclaimr-y y p p 1.. :A surgical needleprovided With'van eye l extending transversely through `the head por- Y* tin thereof andghaving anjenelosed passage extending lrlongtudin'ally'throu h .said headv po-rtion'upon' the median line .from thev exj-L tremityk thereof and coinlnunioating with said eye, the outerend portion of-isaid passagejflar-k ing outwardlywhere itemergesfrom said 2.;-A.snrgical needle .providedwith aneye extendingtransversely,through the head portion thereofand'having angenclosed passage extending longtudinallygpthroughYsaid head portion upon the median line from the exi trenntythereof andvcolnniunicatingiwith said .M

Aeye,the inner portlon of said passage flaring outwardlyuwhere it emergeslinto said eye.

V3. A surgical :needle provided `with an eye extending transversely through the head portionthereof andvhaving an enolosedpassage extending longitudinally. .through said head portion uponthe median line from the exx tremity thereof and commnnicatingwith said l' eye, the'opposite end portions ofsaid pas-VV sage flaring outwardly,A l y l, Y f

- In testimony whereof Ihave hereunto set myhand. j j A' I. WILLIAM L.k MCCLURE. 

